Laboratory 10 Solutions

CSCI 132 Data Structures--Spring 2014

Laboratory 10 Solutions

Solution to neighbor_count function code:

/*******************************************************************
 * Name: Brenda Student
 * Date: 4/21/14
 * Course: CSCI 132 Section 01
 * Assignment: Lab 10
 * Instructor: Royden
 * Function: neighbor_count()
 * Purpose: Count the neighbors of a given cell in the life class
 ***************************************************************************/


int Life::neighbor_count(int x, int y)const
/*Pre: None
/ Post: Returns the number of living neighbors of the cell at position x, y */
{
  int count = 0;
  for (int x_add = -1; x_add < 2; x_add++)
    for (int y_add = -1; y_add < 2; y_add++)
      if (is_living->retrieve(x + x_add, y + y_add)) 
        count++;
  if (is_living->retrieve(x, y)) 
    count--;
  return count;
}